From 758f820bcc0f68aeebac1717e537ca13a320b909 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:11:47 +0200 Subject: Adding upstream version 9.1. Signed-off-by: Daniel Baumann --- lib/mkfifo.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 lib/mkfifo.c (limited to 'lib/mkfifo.c') diff --git a/lib/mkfifo.c b/lib/mkfifo.c new file mode 100644 index 0000000..784cc42 --- /dev/null +++ b/lib/mkfifo.c @@ -0,0 +1,58 @@ +/* Create a named fifo. + Copyright (C) 2009-2022 Free Software Foundation, Inc. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation, either version 3 of the + License, or (at your option) any later version. + + This file is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . */ + +/* written by Eric Blake */ + +#include + +#include + +#include +#include + +#if !HAVE_MKFIFO +/* Mingw lacks mkfifo; always fail with ENOSYS. */ + +int +mkfifo (_GL_UNUSED char const *name, _GL_UNUSED mode_t mode) +{ + errno = ENOSYS; + return -1; +} + +#else /* HAVE_MKFIFO */ + +# undef mkfifo + +/* Create a named fifo FILE, with access permissions in MODE. Work +around trailing slash bugs. */ + +int +rpl_mkfifo (char const *name, mode_t mode) +{ +# if MKFIFO_TRAILING_SLASH_BUG + size_t len = strlen (name); + if (len && name[len - 1] == '/') + { + struct stat st; + if (stat (name, &st) == 0 || errno == EOVERFLOW) + errno = EEXIST; + return -1; + } +# endif + return mkfifo (name, mode); +} +#endif /* HAVE_MKFIFO */ -- cgit v1.2.3